Our physicians and staff are committed to the care and education of our patients.

Internal Medicine  *  Family Practice  *  Nephrology  *  Surgery  *  Gynecology  *  Psychiatry  *  Nutrition

Offices conveniently located in:

Southampton & Hampton Bays: 
325 Meeting House Lane, Bldg. 2, Suite K, Southampton
Phone: (631) 283-2100
Office Hours: Monday -Friday 9 -5 

Southampton Hospital & Mattituck:
240 Meeting House Lane, Southampton
Phone: (631) 726-8400

Sag Harbor: 
Burkshire Commons, Bldg. A
3300 Noyac Road, Sag Harbor
Phone: (631) 725-2112
Office Hours:  Monday-Friday 9 - 5

Wainscott:
386 Montauk Highway, Suite 5, Wainscott
Phone: (631) 537-3765
Office Hours: Monday -Friday 8 - 5 

Montauk:
699 Main Street, Montauk
Phone: (631) 668-3705
Office Hours: Monday - Friday 9 - 5 and Saturday 9 - 1 

East Hampton:
200 Pantigo Place, Suite N, East Hampton
Phone: (631) 329-6500
Office Hours:  Monday/Thursday 9-4 and Wednesday 9 - 12

Hampton Bays:
34 East Montauk Highway, Suite 4, Hampton Bays
Phone: (631) 728-0505
Office Hours: Monday - Friday 8:30 - 5:30 

Physicians and Staff:
Richard J. Panebianco, MD, Internal Medicine
Charles V. Guida, MD, Internal Medicine
Elisa M. Santos, MD, Internal Medicine
Candace A. Cummings, MD, Internal Medicine
Shobha Patel, MD, Internal Medicine
Gaylord T. Hoffert, MD, Nephrology
George D. Keckeisen, MD, General Surgery
Paul Garson, MD, Psychiatry
Elizabeth White-Fricker, DO, Family Practice
Edna Kapenhas Valdes, MD, Breast Surgery
Fang Chen, MD, Internal Medicine
Kenneth R. Dodge, RPA-C, Internal Medicine
Merritt B. White, DO, Family Practice
Lara DeSanti-Siska, MD, Family Practice
Anthony F. Knott, MD, Family Practice
Louise M. Collins, MD, Gynecology
Jill A. Muse, ANP, Internal Medicine & CDE
Janet O’Grady, Registered Dietician & CDE
Donna Prill, MD - Family Practice